Home / 7,647.16-11,466.85-2,968.51

Finding the Fourth Proportional to 7,647.16, 11,466.85 and 2,968.51

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Solution

The fourth proportional to 7,647.16, 11,466.85 and 2,968.51 is: 4,451.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,647.16 : 11,466.85 = 2,968.51 : x
  2. Step 2: Convert to fraction form
    7,647.16/11,466.85 = 2,968.51/x
  3. Step 3: Cross multiply
    7,647.16x = 11,466.85 × 2,968.51
  4. Step 4: Simplify right side
    7,647.16x = 34,039,458.89
  5. Step 5: Solve for x
    x = 34,039,458.89/7,647.16
  6. Step 6: Final answer
    x = 4,451.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.